Detailed description
model parameter:
| d | 55 |
| D | 72 |
| B | 9 |
| r | 0.3 |
| Cr | 8.80 |
| Cor | 8.10 |
| Grease | 8700 |
| Oil | 10000 |
| Bearing Designation | 6811 |
| da | 57 |
| Da | 70 |
| ra | 0.3 |
| Mass(kg) | 0.083 |
characteristic :
Deep groove ball bearings which can not be dismantled can bear both axial and radial loading with a high rotation speed. The closed bearing help the bearing save maintenance and make the structure easy.
our advantage:
1.own factory
2.large stock
3.high quality and advantage price









